消防车可以装载额外的气瓶或者充气设备，而消防员在着火建筑内停留时间也有限。
The fire engine can carry extra tanks or refilling equipment, and a firefighter spends a limited time in the burning building.
非常酷的一点：轮胎由结实的橡胶环刻而成(当时的轮胎都不充气的)，这是唯一能支撑车重的方法。
One cool bit: the tires were chiseled from solid blocks of rubber, the only way to support the weight of the car.
轮胎的气要打足。如果一点儿都不充气，你的车动起来会很难，而如果这时还想保持一定的速度，那就会多耗油了。
Keep your tyres properly inflated -if they're deflated at all your car will find it harder to move, and as such will use more petrol in an effort to maintain speed.
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